package main

import (
	"fmt"
	"math"
)

/**
 * @author: guangcheng
 * @date:   2020/11/4 20:18
 * @version  V1.0
 * @description:
 *
 */
func main() {

	var b bool = true
	//if b=false{} 这种单个 "=" 号不能这么用
	if b == false {
		fmt.Println("b==false")

	} else {
		fmt.Println("b==true")

		println(math.Sqrt(25))
	}
}
